CVE-2026-26022 - Vulnerability Analysis

Overview

Gogs < 0.14.2 contains a stored XSS caused by allowing data: URI schemes in comment and issue description sanitizer, letting authenticated users execute arbitrary JavaScript, exploit requires user authentication.

Severity & Score

Impact

Authenticated users can execute arbitrary JavaScript, potentially leading to session hijacking or user impersonation.

Mitigation

Upgrade to version 0.14.2 or later.

References

• https://github.com/gogs/gogs/releases/tag/v0.14.2
• https://github.com/gogs/gogs/security/advisories/GHSA-xrcr-gmf5-2r8j
• https://github.com/gogs/gogs/commit/441c64d7bd8893b2f4e48660a8be3a7472e14291
• https://github.com/gogs/gogs/pull/8174

Related Resources

• Vulnerability Intelligence Dashboard
• Credential Scanner